Rutgers Cooperative Extension
By Katarzyna Madalinska and Anne Nielsen New Jersey is currently in its 5th year of invasion from spotted lanternfly. Populations are now widespread throughout the state and have established in almost every county in NJ. SLF pressure is variable throughout NJ’s counties, and we do not currently have a threshold for management of nymphs. SLF nymphs […]
Continue reading...It’s that time of year again, many scale crawlers and borers will be active over the next few weeks throughout NJ. Be prepared to target specific pest life-stages for the highest level of efficacy per material cost and get those problem insects in check. Application of contact insecticides during specific activity windows for these pests […]
Continue reading...Since last week, the critical period of fifteen to eighteen days for wheat crop grain quality and quantity has been underway in much of south-central New Jersey and Pennsylvania. This period occurs when heads begin to emerge from the flag leaf (flowering) followed by pollination through to dough stage. While we can’t rule out bacterial […]
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Spring and early summer bring leaf spot diseases to cool-season grasses in home lawns, parks and grounds, on sports fields, and occasionally on golf courses. These diseases are caused by several fungi in the genera Curvularia, Bipolaris and Drechslera. Every cool-season turfgrass species has at least one leaf spot disease associated with it, but the most common and […]
Continue reading...Sweet Corn IPM Program personnel are finished deploying black light traps and nearing completion of the corn earworm (CEW) pheromone trap network in New Jersey. Limited collections from traps thus far have captured one corn earworm (CEW) from Chester in Morris County. We anticipate only limited CEW and European corn borer (ECB) moths for […]
Continue reading...Peach: Pest Management for blocks with no crop: NJ experienced two periods of cold temperatures in April that adversely affected cropping in tree fruits. We are still evaluating the extent of the losses but as of this writing most growers in the state appear to have a peach crop. Peach blocks that have been found […]
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